Petty Officer Selina Rodriguez uses a bull float to finish concrete at Kandahar Airfield. Petty Officer Selina Rodriguez, assigned to Naval Mobile Construction Battalion 7, uses a bull float to finish concrete at Kandahar Airfield on Feb. 17, 2012. Naval Mobile Construction Battalion 7 and its detachments are one of two Seabee battalions supporting the International Security Assistance Force as part of Task Force Stethem, operating in the U.S. Central Command area of responsibility. SHARE: Download: Full Size (0.04 MB) Credit: VIRIN: 551211-X-COO11-377.jpg Photo Gallery